1. Not all diamonds are made equal. Of all the diamonds mined, only 20% are found good enough for jewellery. The remaining 80% go on to industrial uses. 2. When they say diamonds add sparkle to your looks, we are sure you only thought of jewellery. Did you know diamond dust is a popular feature in skin care products, and in procedures like microdermabrasion? Talk about shining skin… 3. We hate to break it to you, but diamonds don’t really last FOREVER. But a few billion years is a guarantee, and that is usually good enough for most people. By the way, most diamonds found in nature are 1 to 3 BILLION years old! 4. The Cullinan diamond, also known as the star of Africa is the largest diamond ever found and weighs roughly 3106 carats. It is now part of the British crown jewels. 5. Dying stars, known as cool white dwarfs, have a diamond core. Curious about what these cores weigh? Well, hold onto your hats, the diamond core of a recently discovered dying star is estimated to weigh 10 billion trillion trillion carats!! 
